According to a Gallup poll conducted January 58, 2014, 67% of American adults were dissatisfied with the
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According to a Gallup poll conducted January 5–8, 2014, 67% of American adults were dissatisfied with the way income and wealth are distributed in America. Assume that this percentage is true for the current population of American adults. Let p̂ be the proportion in a random sample of 400 American adults who hold the above opinion. Find the mean and standard deviation of the sampling distribution of p̂ and describe its shape.
DistributionThe word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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